AlistairCharlton writes: Jolla, the start-up built after Nokia abandoned the MeeGo mobile operating system in favour of Windows Phone, has shown off its Sailfish OS in public for the first time.

With an emphasis on easy multitasking, the Sailfish operating system works in a similar way to the upcoming BlackBerry 10 OS, in that open apps, menus and more information can be accessed with a single swipe from the home screen.